coronagraph
n. [天]日冕仪(等于 coronograph)
n.(=coronograph)日冕观测仪
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lolian2#163.com
n. [天]日冕仪(等于 coronograph)
n.(=coronograph)日冕观测仪
abrazo biscuity dissenting glycosylate icecap magnesia pentaerythritol